mediasoup
Version:
Cutting Edge WebRTC Video Conferencing
141 lines (140 loc) • 4.89 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.WebRtcServerImpl = void 0;
const Logger_1 = require("./Logger");
const enhancedEvents_1 = require("./enhancedEvents");
const fbsUtils = require("./fbsUtils");
const request_1 = require("./fbs/request");
const FbsWorker = require("./fbs/worker");
const FbsWebRtcServer = require("./fbs/web-rtc-server");
const logger = new Logger_1.Logger('WebRtcServer');
class WebRtcServerImpl extends enhancedEvents_1.EnhancedEventEmitter {
// Internal data.
#internal;
// Channel instance.
#channel;
// Closed flag.
#closed = false;
// Custom app data.
#appData;
// Transports map.
#webRtcTransports = new Map();
// Observer instance.
#observer = new enhancedEvents_1.EnhancedEventEmitter();
constructor({ internal, channel, appData, }) {
super();
logger.debug('constructor()');
this.#internal = internal;
this.#channel = channel;
this.#appData = appData ?? {};
this.handleListenerError();
}
get id() {
return this.#internal.webRtcServerId;
}
get closed() {
return this.#closed;
}
get appData() {
return this.#appData;
}
set appData(appData) {
this.#appData = appData;
}
get observer() {
return this.#observer;
}
/**
* Just for testing purposes.
*/
get webRtcTransportsForTesting() {
return this.#webRtcTransports;
}
close() {
if (this.#closed) {
return;
}
logger.debug('close()');
this.#closed = true;
// Build the request.
const requestOffset = new FbsWorker.CloseWebRtcServerRequestT(this.#internal.webRtcServerId).pack(this.#channel.bufferBuilder);
this.#channel
.request(request_1.Method.WORKER_WEBRTCSERVER_CLOSE, request_1.Body.Worker_CloseWebRtcServerRequest, requestOffset)
.catch(() => { });
// Close every WebRtcTransport.
for (const webRtcTransport of this.#webRtcTransports.values()) {
webRtcTransport.listenServerClosed();
// Emit observer event.
this.#observer.safeEmit('webrtctransportunhandled', webRtcTransport);
}
this.#webRtcTransports.clear();
this.emit('@close');
// Emit observer event.
this.#observer.safeEmit('close');
}
workerClosed() {
if (this.#closed) {
return;
}
logger.debug('workerClosed()');
this.#closed = true;
// NOTE: No need to close WebRtcTransports since they are closed by their
// respective Router parents.
this.#webRtcTransports.clear();
this.safeEmit('workerclose');
// Emit observer event.
this.#observer.safeEmit('close');
}
async dump() {
logger.debug('dump()');
const response = await this.#channel.request(request_1.Method.WEBRTCSERVER_DUMP, undefined, undefined, this.#internal.webRtcServerId);
/* Decode Response. */
const dump = new FbsWebRtcServer.DumpResponse();
response.body(dump);
return parseWebRtcServerDump(dump);
}
handleWebRtcTransport(webRtcTransport) {
this.#webRtcTransports.set(webRtcTransport.id, webRtcTransport);
// Emit observer event.
this.#observer.safeEmit('webrtctransporthandled', webRtcTransport);
webRtcTransport.on('@close', () => {
this.#webRtcTransports.delete(webRtcTransport.id);
// Emit observer event.
this.#observer.safeEmit('webrtctransportunhandled', webRtcTransport);
});
}
handleListenerError() {
this.on('listenererror', (eventName, error) => {
logger.error(`event listener threw an error [eventName:${eventName}]:`, error);
});
}
}
exports.WebRtcServerImpl = WebRtcServerImpl;
function parseIpPort(binary) {
return {
ip: binary.ip(),
port: binary.port(),
};
}
function parseIceUserNameFragment(binary) {
return {
localIceUsernameFragment: binary.localIceUsernameFragment(),
webRtcTransportId: binary.webRtcTransportId(),
};
}
function parseTupleHash(binary) {
return {
tupleHash: Number(binary.tupleHash()),
webRtcTransportId: binary.webRtcTransportId(),
};
}
function parseWebRtcServerDump(data) {
return {
id: data.id(),
udpSockets: fbsUtils.parseVector(data, 'udpSockets', parseIpPort),
tcpServers: fbsUtils.parseVector(data, 'tcpServers', parseIpPort),
webRtcTransportIds: fbsUtils.parseVector(data, 'webRtcTransportIds'),
localIceUsernameFragments: fbsUtils.parseVector(data, 'localIceUsernameFragments', parseIceUserNameFragment),
tupleHashes: fbsUtils.parseVector(data, 'tupleHashes', parseTupleHash),
};
}